The Chappaqua Central School District is a K-12 public school district serving students in Chappaqua, New York, and Millwood, New York, as well as small parts of Pleasantville, New York, and Mount Kisco, New York. The superintendent of schools is Dr. Lyn McKay, who has been Superintendent since July 2011. The Chappaqua Central School District is 26th Best School District in the United States making houses very expensive.